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Rapid:
Individual Calculations April 2018 |
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| Idjeri, Yanis Total change: 24.80 | |   |
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| Coupe d'Algerie 2018 phase regionale Centre | Alger | ALG | 2018-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1725 | 1815 | 4.50 | 7 | 0.29 | 20 | 5.80 | |
|  Mouzai, Hadil | | | 1415 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ait Ali Yahia, Yassine | | | 1561 | ALG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Seddaoui, Yamine | | | 2131 | ALG | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Atmani, Amine | | | 1760 | ALG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Benrekia, Akram | | | 1833 | ALG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Bouguerne, Fouzi | | | 1834 | ALG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Benrekia, Yacine | | | 1544 | ALG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Open Boussada 2018 | Boussada | ALG | 2018-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1815 | 2.50 | 5 | 0.95 | 20 | 19.00 | |
| | Bengherabi, Khalil | f | | 2139 | ALG | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Sbaihi, Fares | | | 2045 | ALG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Saifi, Walid | | | 2019 | ALG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Kharif, Hafid | | | 1669 | ALG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Hammadi, Djamel | | | 1993 | ALG | 1.00 | 1 | 0.73 | 20 | 14.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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